Finding the Fourth Proportional to 2,038.77, 3,059.34 and 868.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,038.77 : 3,059.34 = 868.71 : x
2. Step 2: Convert to fraction form
   2,038.77/3,059.34 = 868.71/x
3. Step 3: Cross multiply
   2,038.77x = 3,059.34 × 868.71
4. Step 4: Simplify right side
   2,038.77x = 2,657,679.25
5. Step 5: Solve for x
   x = 2,657,679.25/2,038.77
6. Step 6: Final answer
   x = 1,303.57